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JPL Small-Body Database Browser
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(2011 UB)
Classification: Apollo [NEO]          SPK-ID: 3582027
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .477370722726137 5.9681e-06  
a 1.928800376082702 1.8675e-05 au
q 1.008047546557658 1.7562e-06 au
i 1.884915610704316 0.00020926 deg
node 23.09449924726265 0.0027382 deg
peri 8.623061342551182 0.0040797 deg
M 77.65563843211062 0.079311 deg
tp 2458789.442959667735
(2019-Nov-01.94295967)
0.21249 TDB
period 978.4290755144629
2.68
0.01421
3.89e-05
d
yr
n .3679367355377396 5.3436e-06 deg/d
Q 2.849553205607747 2.7589e-05 au
  Orbit Determination Parameters
   # obs. used (total)      31  
   # delay obs. used      0  
   # Doppler obs. used      1  
   data-arc span      5 days  
   first obs. used      2011-10-16  
   last obs. used      2011-10-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      5  
   norm. resid. RMS      .60319  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:52:28  

Additional Information
 Earth MOID = .0142304 au 
 Jupiter MOID = 2.59795 au 
 T_jup = 3.767 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 27.5   n/a MPO227506  

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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